def test_a():
    print("---test_a")
    assert 1 == 2


def test_b():
    print("---test_b")
    assert 1 == 1


class Test01:
    def test_d(self):
        print("---test_d")
        assert False

    def test_c(self):
        print("---test_c")
        assert "cs" in "qzcsbj"
